Best Automotive Replacement Carburetor Relays in 2026

Daisy
Last Updated: Feb 5, 2026

At a Glance: Our Top Picks for Automotive Replacement Carburetor Relays

10 Pack Bosch Style 5-Pin 12V Relay Switch [SPDT] [30/40 Amp] 12 Volt Automotive Relays for Auto Fan Cars
#TOP1
10 Pack Bosch Style 5-Pin 12V Relay Switch
9.8
PM SCORE
irhapsody 5 Pack 40/30 AMP 12V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay
#TOP2
Irhapsody 5 Pack 40/30 Amp 12V Dc Waterproof
9.8
PM SCORE
6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit [Interlocking Harness Socket Holder] [14 AWG Hot Wires] [SPST] [30 Amp] 12 Volt Automotive relays with Fuse for Auto Cars
#TOP3
6 Pack 4-Pin 12V Bosch Style Fused Relay
9.8
PM SCORE

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Summary of the Best Automotive Replacement Carburetor Relays of 2026

Market Overview
Automotive Replacement Carburetor Relays Reviewed
  • Reviews Analyzed: 13453 Items
  • PM Avg. Rating: 8.7 / 10
14 Products Evaluated
  • Highest Price: $26.99
  • Lowest Price: $6.99
  • Avg. Price: $15.96

10 Pack Bosch Style 5-Pin 12V Relay Switch [Spdt] [30/40 Amp] 12 Volt Automotive Relays For Auto Fan Cars

ONLINE LED STORE
PSZACCEPS176R
5.75 X 2.75 X 1.75 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OnlineLEDStore 9.94

Features

User Manual available for download under Product Information Details

Bosch style 5-Pin SPDT (Single Pole Double Throw) Relay

40A/30A High Switching Capability.

Pin Specifications: Ground (85), VDC (30), Trigger (86), Output N/C (87a), and Output N/O (87).

10pc Included

Irhapsody 5 Pack 40/30 Amp 12V Dc Waterproof Relay And Harness - Heavy Duty 12 Awg Tinned Copper Wires, 5-Pin Spdt Automotive Relay

IRHAPSODY
IY-5PINRELAY-5
7.85 X 1.60 X 1.70 Inches
1.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
IRHAPSODY® Store 9.93

Features

Never go beyond its capabilities. Try to stay 10 to 15% below what the rate is for

12-volt 5-prong relay. Excellent water-repellent and dustproof ability, but not using it in water

Be careful when inserting the relay into the socket. If you force it, you will bend the female connectors

Primary leads use 12 a.w.g tinned copper wire. Coil leads use 16 a.w.g

Nominal Coil Voltage: 12 V DC; Coil Power: 1.8 W; Coil Resistance: 80 Ω; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC

6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit [Interlocking Harness Socket Holder] [14 Awg Hot Wires] [Spst] [30 Amp] 12 Volt Automotive Relays With Fuse For Auto Cars

ONLINE LED STORE
PSZACCEPS179R
6.50 X 5.62 X 2.00 Inches
0.80 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OnlineLEDStore 9.94

Features

Built in fuse socket with included 30A blade fuse with heavy duty 14AWG wires for main contact.

Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.

12VDC (14V Max) and 30A High Switching Capability.

Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87).

Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.

Nilight 50003R Automotive Set 5-Pin 30/40A 12V Spdt With Interlocking Relay Socket And Wiring Harness-5 Pack, 2 Years Warranty

NILIGHT
NI-RE05
5.00 X 2.00 X 5.00 Inches
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

High switching capability: Normally open 40A/14V DC and normally close 30A/14V DC. Suitable for Nilight LED light bar wiring harness kit

Premium quality: Durable relay and harness socket with 5 wires; Made by high-grade materials to ensure superior quality and long lifespan

Male-female slot design: Unique male-female slot design, easy to connect the relay with harness socket, clean and neat after installation

Easy wiring: The relay sockets come with different colors for loads/accessories, simple and convenient wiring

Package include: 5 x relay and 5 x relay socket with wires.Fit type: Universal fit

Irhapsody Relay 120A, 12V Continuous Duty Relay, 4 Pin High Current Relay, Split Charge Relay Switch, Spst High Power On/Off Heavy Duty Starter Relay

IRHAPSODY
AUTORELAY-12V120A1P
1.77 X 1.77 X 2.95 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
IRHAPSODY® Store 9.93

Features

Coil power: 1.8w, and coil resistance is 80 ohms. It is more reliable than 2.4w((60 ohms) and 4.8w(30 ohms) relays on the market

Large capacity, high current carrying capacity, heavy-duty make/break relay

Ideal for split charging or any vehicle needing a high-power relay

Never go beyond its capabilities; try to stay 10 to 15% below what the rate is for

The size of the round stud terminals: M6/6mm

Recoil 2 Pack Automotive 5-Pin 30/40A 12V Spdt Relays With Interlocking Relay Sockets And In-Line Atc Fuse Holders (2 Pack)

RECOIL
RL3040-K2
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
recoil 9.91

Features

Bosch style 12VDC (14V Max) 5-Pin SPDT (Single Pole Double Throw) relay with 40A/30A high switching capability.Interlocking design relay socket harness base for easy cable management & organization

The relay sockets are pre-wired with 12" pigtail leads, which are long enough for your installation

Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Yellow - Output N/C (87a), and Blue - Output N/O (87)

Relay harness sockets are made of 12AWG pure Oxygen Free Copper as conductor to ensure its excellent electrical conductivity.The Included ATC/ATO in-line fuse-holders protect circuits and electrical equipment

Package Include: 2 x relays, 2 x relay sockets with wires, and 2 x in-line ATC fuseholders

Hamolar 2 Pack 12V 40/30 Amp Car Relay Dc 5 Pin Spdt And Harness - Heavy Duty 12 Awg Copper Wires Relays Kit Bosch Style For Automotive Truck Van Motorcycle Boat

HAMOLAR
JD1914 WITH HARNESS SOCKET-2PCS
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Hamolar 9.94

Features

The 12v relay harness base contains 3*12 AWG and 2*16 AWG cables, length: 5.5 in, which have higher load-bearing capacity and more stable performance.

Function: 12VDC (14V Max) 5 Pin SPDT (Single Pole Double Throw) Relay with 40A/30A High Switching Capability.

Wire Specifications: White - Ground (85), Blue - VDC (30), Black - Trigger (86), Red - Output N/C (87a), and Yellow - Output N/O (87).

The dc car relay adopts waterproof sealing technology at the bottom and a fixed back strip on the back, which is suitable for various complicated installation environments.

Relay and harness kit made by high-grade flame retardant materials to ensure superior quality and long lifespan. 2 Years Warranty.

Hamolar 2 Pack 12V 200 Amp Continuous Duty Relay Switch Car Starter Heavy Duty Split Charge 4 Terminal Spst Relays For Truck Boat Marine

HAMOLAR
RD-200
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Hamolar 9.94

Features

The 12v relay uses high-quality alloy terminals, and the internal contacts are silver-plated. Durable & Firm & Stable Contact Load: High Power Ideal for universal 12V applications.

Function: 12VDC (14V Max) 4-Pin SPST (Single Pole Single Throw) Relay with 200A High Switching Capability. Perfect for Split Charging or Various Automotive Applications.

High 200A coil capacity- able to handle those high current applications with ease, Heavy duty make or break (on/off) relay.

We are equipped with terminal and gaskets to make installation simple and easy.

Relay kit made by high-grade flame retardant materials to ensure superior quality and long lifespan. 2 Years Warranty.

10 Pack 30/40 Amp Waterproof 5-Pin 12V Relay Switch (Spdt)For 12 Volt Automotive Marine Relays For Boats Auto Fan Cars

KEYHAO
12V-30/40A
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HcaIory store 3.05

Features

12V waterproof 5-Pin SPDT Relay Excellent waterproof and dustproof ability, high quality in any weather conditions

12V 5-Pin SPDT Relay Pin Specifications: Ground (85), VDC (30), Trigger (86), Output N/C (87a), and Output N/O (87).

SPDT Relay with 40A/30A High Switching Capability,it has both normally open and normally closed terminals, terminal 87A is powered when the relay is inactive and switches the power to terminal 87 when the relay is activated.

12v relays can operate with anywhere between 9v and 14v,Very suitable for 12V automotive, marine, and machine circuits.

These 12V 5-pin relays are rated to handle 30A on normally closed pin 87a and 40A on normally open pin 87.

4 Pack 8T2T-14B192-Aa Multi-Function Relay 4-Pin 8T2T14B192Aa Oem Relays Compatible For F150 F-250

JESUNK
8T2T-14B192-AA, 8T2T14B192AA
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JESUNK 9.86

Features

1order = 4 Pieces

Special features: Relay For FUSION F150

Better Performance

Made from high-quality materials, good bending performance, melting resistance and excellent electrical conductivity

5 Pin 12V Relay 12V 30A Relay Multi Purpose Automotive Relay Black Starter Relay Car Heavy Duty Relay For Car Motor Automotive Replacement Accessories (8 Pieces)

TALLEW
TALLEW-STARTER-0145
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Yungmaii 9.92

Features

Product number: The product is not suitable for all models and brands, please check the specifications carefully to confirm whether it is applicable before purchasing,The product model is JD1914-12V-30A, 12V 30A SPDT 5 Pin Relay

Sufficient for using: 5 pin! 5 pin! 5 pin! you will receive 8 pieces 12V 30A 5 pin relays, the size is about 1.02 x 0.94 x 0.63 inch/ 2.6 x 2.4 x 1.6 cm, enough quantity can meet your daily use and replacement, you can share them with your friends and family who need them, these relays are 5 plug please note when ordering

Stable for long time use: the black shell of the 12V car relay is made of nylon material which is electrical insulation, the pin is made of brass, which can withstand cold and hot condition, stable and reliable, not easy to break, deform or rust, applicable for a long time

Specifications information: 30A 12V Relay can be applied to control electrical circuits for components on a vehicle that have a high amperage load, such as headlights, fuel pumps and cooling fans

Extensive usages: the automotive relay is practical and convenient, can be applied to car tail light, engine compartment, electric cooling fans, electric water pumps, electric fuel pumps, shaved door handles solenoids, trunk solenoids and other equipment

Stylemafia Max 300A Continuous Duty Solenoid Relay Nickel-Plating For Golf Carts, Winch, Marine In Rush 12Vdc

STYLEMAFIA
US-JDQ-1
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
WZxunuomaoyi 9.40

Features

Resistance is 14Ω, Capacity is 10.2W, Contacts:Normally Open (NO)/ 12VDC WITH 2 COPPER POINT

Replaces:70-111224,3635820, 1114208, 1114218, 1114223, 1114534, 1114547/ Bracket:Straight;Spst, One circuit: Off - On, Bracket mounting:Holes 5/16 x 19/32 2-13/64 on center

Our Coil Roll is using 180℃ copper wire, Cover is Nickel-Plating, Meet Environmental Plating Requirment, And Avoid Rusting, Shining

Max Transient current can be 300A, but Continuous Working Current recommend under 150 Amp/ WARRANTY: Life Long Warranty and Free Return and Full Refund

Note: Normally Make 80A as Working Current, Need Break 5 sec on, 50 min off

Carburetor Fuel Shut Off Solenoid For Kawasaki Fr651V Fr691V Fs730V Fh430V Fh541V Fh580V 4 Stroke Engine Motor Replaces Cub Cadet 21188-7002

USONLINE911
FJ00790-1
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Acupress 9.82

Features

New Aftermarket Fuel Solenoid Replaces Kawasaki OEM # 21188-7002 Replaces Cub Cadet OEM # KM-21188-7002

Fits most electric start FR/ FS/ FX 481V, 541V and 600V engines; FR/ FS 651V, 691V and 730V engines; fh 381V, 430V, 480V, 541V and 580V engines.

It is a direct replacement and easy installation,will not waste your time and ennergy to install it well,greatly improve your efficiency.

Radracing 21188-7002 carburetor fuel shut off solenoid is specially designed for Kawasaki and some other models.

Package include: 1x Fuel Solenoid as images display

4 Pcs Multi-Purpose Automobile Relay, 5 Pin 12V 30A Relay, Multi Purpose Automotive Relay Black Starter Relay Car Heavy Duty Relay For Car Motor Automotive Replacement Accessories

DWARFOO
QP5037
1.42 X 0.94 X 0.63 Inches
0.18 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DWARFOO 9.88

Features

[High quality material]: Multi-Purpose Relay is made of nylon shell material, brass pin material, can withstand hot and cold conditions, stable structure, not easy to fracture, deformation, rust, long-term use

[Easy to use]: There is no need for other tools, motor relay is simple to operate, just connect the relay with the wire, convenient for you to use and replace, let your components work normally

[Widely used]: The auto relay is used in taillight, engine compartment, trunk solenoid, electric cooling fan, electric water pump, electric fuel pump, door knob solenoid and other equipment

Easy to use]: There is no need for other tools, motor relay is simple to operate, just connect the relay with the wire, convenient for you to use and replace, let your components work normally

Top 10 automotive replacement carburetor relays Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Hamolar 2
Irhapsody 2
Online Led Store 2
Dwarfoo 1
Jesunk 1
Keyhao 1
Nilight 1
Recoil 1
Stylemafia 1
Tallew 1

Top 10 automotive replacement carburetor relays Brands Pie Chart


We've carried out a comprehensive analysis of 13,453 reviews on automotive replacement carburetor relays, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select automotive replacement carburetor relays priced around $15.96, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 14 automotive replacement carburetor relays for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right relays Products based on their needs, saving them considerable time when choosing which automotive replacement carburetor relays to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.